shithub: leaf

ref: 20bdada1161b9065829a209cd9b3858e55c7cbd7
dir: /LEAF/Inc/leaf-midi.h/

/*==============================================================================

    leaf-midi.h
    Created: 30 Nov 2018 11:29:26am
    Author:  airship

==============================================================================*/

#ifndef LEAF_MIDI_H_INCLUDED
#define LEAF_MIDI_H_INCLUDED

#ifdef __cplusplus
extern "C" {
#endif
    
//==============================================================================
    
#include "leaf-global.h"
#include "leaf-mempool.h"
#include "leaf-math.h"
#include "leaf-envelopes.h"

//==============================================================================
    
// ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~

// STACK implementation (fixed size)
#define STACK_SIZE 128
typedef struct _tStack
{
    int data[STACK_SIZE];
    uint16_t pos;
    uint16_t size;
    uint16_t capacity;
    oBool ordered;
    
} tStack;

void    tStack_init                 (tStack* const);
void    tStack_free                 (tStack* const);

void    tStack_setCapacity          (tStack* const, uint16_t cap);
int     tStack_addIfNotAlreadyThere (tStack* const, uint16_t item);
void    tStack_add                  (tStack* const, uint16_t item);
int     tStack_remove               (tStack* const, uint16_t item);
void    tStack_clear                (tStack* const);
int     tStack_first                (tStack* const);
int     tStack_getSize              (tStack* const);
int     tStack_contains             (tStack* const, uint16_t item);
int     tStack_next                 (tStack* const);
int     tStack_get                  (tStack* const, int which);
    
/* tPoly */
typedef struct _tPoly
{
    tStack stack;
    tStack orderStack;
    
    tRamp* ramps;
    float* rampVals;
    oBool* firstReceived;
    float glideTime;
    oBool pitchGlideIsActive;
    
    int numVoices;
    int maxNumVoices;
    
    //int voices[POLY_NUM_MAX_VOICES][2];
    int** voices;
    
    int notes[128][2];
    
    int CCs[128];
    
    uint8_t CCsRaw[128];
    
    int lastVoiceToChange;
    
    float pitchBend;
    tRamp pitchBendRamp;
    
    int currentNote;
    int currentVoice;
    int currentVelocity;
    int maxLength;
    
} tPoly;

/* MPoly*/
void    tPoly_init(tPoly* const, int maxNumVoices);
void    tPoly_free(tPoly* const);

//ADDING A NOTE
int     tPoly_noteOn(tPoly* const, int note, uint8_t vel);
int     tPoly_noteOff(tPoly* const, uint8_t note);
void    tPoly_orderedAddToStack(tPoly* const, uint8_t noteVal);
void    tPoly_setNumVoices(tPoly* const, uint8_t numVoices);

void    tPoly_setPitchBend(tPoly* const, float pitchBend);
void    tPoly_setPitchGlideActive(tPoly* const, oBool isActive);
void    tPoly_setPitchGlideTime(tPoly* const, float t);
void    tPoly_tickPitch(tPoly* const);
void    tPoly_tickPitchGlide(tPoly* const);
void    tPoly_tickPitchBend(tPoly* const);
    
int     tPoly_getNumVoices(tPoly* const);
float   tPoly_getPitch(tPoly* const, uint8_t voice);
int     tPoly_getKey(tPoly* const, uint8_t voice);
int     tPoly_getVelocity(tPoly* const, uint8_t voice);
int     tPoly_isOn(tPoly* const, uint8_t voice);

//==============================================================================
    
#ifdef __cplusplus
}
#endif

#endif // LEAF_MIDI_H_INCLUDED

//==============================================================================